ABB Relion 670 Series Commissioning Manual page 210

Section 11
Testing functionality by secondary injection
11.18 Exit test mode
The following procedure is used to return to normal operation.
1. Navigate to the test mode folder.
2. Change the On setting to Off. Press the 'E' key and the left arrow key.
3. Answer YES, press the 'E' key and exit the menus.
204
After exiting the IED test mode, make sure that the MU is returned to normal mode.
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